14 transactions in 2 companies, from November 10, 2025 to September 14, 2026.
Where this insider traded.
| Company | Ticker | Trades | Bought | Sold |
|---|---|---|---|---|
| NEPHROS INC | NEPH | 7 | — | — |
| MAMMOTH ENERGY SERVICES, INC. | TUSK | 7 | $51K | — |
14 in total, newest filings first.
| Company | Ticker | Insider | Date | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|---|
| NEPHROS INC | NEPH | Arthur H. AmronDirJOINT | Sep 14 | J | 22,710 | $3.95 | $90K |
| NEPHROS INC | NEPH | Arthur H. AmronDirJOINT | Sep 14 | J | 2,836 | $0.00 | — |
| NEPHROS INC | NEPH | Arthur H. AmronDirJOINT | Sep 14 | J | 17,749 | $0.00 | — |
| NEPHROS INC | NEPH | Arthur H. AmronDir | Aug 12 | A | 2,418 | $0.00 | — |
| MAMMOTH ENERGY SERVICES, INC. | TUSK | Arthur H. AmronDirJOINT | Jun 17 | J | 10,329 | $0.00 | — |
| MAMMOTH ENERGY SERVICES, INC. | TUSK | Arthur H. AmronDirJOINT | Jun 17 | J | 19,121 | $0.00 | — |
| MAMMOTH ENERGY SERVICES, INC. | TUSK | Arthur H. AmronDir | Jun 12 | P | 2,000 | $3.28 | $7K |
| MAMMOTH ENERGY SERVICES, INC. | TUSK | Arthur H. AmronDir | Jun 11 | P | 2,500 | $3.22 | $8K |
| NEPHROS INC | NEPH | Arthur H. AmronDir | May 11 | A | 3,574 | $0.00 | — |
| MAMMOTH ENERGY SERVICES, INC. | TUSK | Arthur H. AmronDir | May 28 | P | 3,000 | $3.25 | $10K |
| MAMMOTH ENERGY SERVICES, INC. | TUSK | Arthur H. AmronDir | May 26 | P | 2,500 | $3.24 | $8K |
| NEPHROS INC | NEPH | Arthur H. AmronDir | Mar 16 | A | 3,610 | $0.00 | — |
| MAMMOTH ENERGY SERVICES, INC. | TUSK | Arthur H. AmronDir | Dec 11 | P | 10,000 | $1.89 | $19K |
| NEPHROS INC | NEPH | Arthur H. AmronDir | Nov 10 | A | 5,391 | $0.00 | — |